• 35mm 861.6mm2
  • 50.1 megapixels
  • ISO 100 - 32,000
  • 4/3 224.9mm2
  • 20.3 megapixels
  • ISO 200 - 25,600

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Differences

Sony A1 advantages over Panasonic GH5 II

  • Slower slow-motion
    240 fps vs 120 fps
    Supports slower slow-mo
  • Larger sensor
    35mm vs 4/3
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 4.16 vs 3.34 microns
    Better low-light and dynamic range (all else equal)
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • Longer video battery life
    150 vs 60 minutes
    Capture more video
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Longer stills battery life
    More info 530 vs 410 shots
    Capture more photos
  • Higher max flash sync
    1/400 vs 1/250 sec
    Reduce the effect of ambient light in flash shots
  • More viewfinder magnification
    0.90x vs 0.76x
    Get a bigger view of the scene through the eye-level viewfinder
  • More pixels
    50.1 vs 20.3 megapixels
    Higher resolution photos
  • Faster JPEG shooting
    30.0 fps vs 12.0 fps
    Faster JPEG shooting (burst mode)
  • Bigger JPEG buffer
    165 vs 108 shots
    Take more JPEG shots before waiting (burst mode)
  • Faster shutter
    1/32000 vs 1/16000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    102400 vs 25600 ISO
    Higher extended ISO can give more low-light flexibility

Panasonic GH5 II advantages over Sony A1

  • Lens selection
    Excellent vs Good
    Better lens selection gives you more options
  • Less expensive
    $1798 vs $6498*
    Save money for lenses or accessories
  • Tilt-swivel screen
    Tilt-swivel vs tilt-only
    Tilt and swivel the screen for maximum shooting flexibility
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots

Similarities

Common Strengths

  • Focus peaking
    Both provide
    Your camera will highlight what's in focus
  • Eye-level viewfinder
    Both provide
    You'll be able to frame photos even when the sun is out
  • In-Camera Image Stabilization
    Both provide
    Reduces the effects of camera shake at slower shutter speeds
  • Shoot 4K video
    Both provide
    Make sure you have a fast computer
  • Touchscreen
    Both provide
    Interact with your camera just like your smartphone
  • Built-in Wi-Fi
    Both provide
    Share your photos wirelessly
  • Built-in Bluetooth
    Both provide
    Always-on wireless connectivity
  • External Mic Jack
    Both provide
    Improved sound fidelity when shooting video
  • HDMI out
    Both provide
    Use HDMI output to monitor or review video
  • Hot shoe
    Both provide
    Off-camera flashes open new possibilities
  • Dual card slots
    Both provide
    Gives you more storage flexibility
  • Headphone jack
    Both provide
    Monitor audio recording while you shoot video
  • Bulb shutter
    Both provide
    Hold the shutter open manually for long exposures
  • Slow-motion videos
    Both provide
    Shoot slow-motion videos

Common Weaknesses

  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • Built-in GPS
    Neither provide
    Geotag your photos
  • Internal flash
    Neither provide
    Useful in a pinch for fill flash
  • Top deck display
    Neither provide
    Check settings with a screen on top of the camera

User reviews

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Review Excerpt

The Competition

Compared to Sony A7R IV

Sony A1
Sony A7R IV
  • $6498
  • 35mm
  • Slower slow-motion
  • Longer video battery life
  • $3220
  • 35mm
  • Less expensive
  • High resolution composite
Panasonic GH5 II
Sony A7R IV
  • $1298
  • 4/3
  • Lens selection
  • Less expensive
  • $3220
  • 35mm
  • Larger sensor
  • High resolution composite

Compared to Leica SL2

Sony A1
Leica SL2
  • $6498
  • 35mm
  • Slower slow-motion
  • Tiltable Screen
  • $6395
  • 35mm
  • High resolution composite
  • Top deck display
Panasonic GH5 II
Leica SL2
  • $1298
  • 4/3
  • Less expensive
  • Tilt-swivel screen
  • $6395
  • 35mm
  • Larger sensor
  • Slower slow-motion

Compared to Canon R5

Sony A1
Canon R5
  • $6498
  • 35mm
  • Slower slow-motion
  • NFC
  • $3349
  • 35mm
  • Less expensive
  • Tilt-swivel screen
Panasonic GH5 II
Canon R5
  • $1298
  • 4/3
  • Less expensive
  • Longer stills battery life
  • $3349
  • 35mm
  • Larger sensor
  • Bigger pixels

Compared to Nikon Z7 II

Sony A1
Nikon Z7 II
  • $6498
  • 35mm
  • Slower slow-motion
  • NFC
  • $2330
  • 35mm
  • Less expensive
  • Top deck display
Panasonic GH5 II
Nikon Z7 II
  • $1298
  • 4/3
  • Less expensive
  • Tilt-swivel screen
  • $2330
  • 35mm
  • Larger sensor
  • Bigger pixels

Compared to Sony A7R V

Sony A1
Sony A7R V
  • $6498
  • 35mm
  • Slower slow-motion
  • Longer video battery life
  • $3900
  • 35mm
  • High resolution composite
  • Newer
Panasonic GH5 II
Sony A7R V
  • $1298
  • 4/3
  • Lens selection
  • Tilt-swivel screen
  • $3900
  • 35mm
  • Larger sensor
  • High resolution composite
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